lw_error lw_addr_resolve (lw_addr ctx)
{
if (ctx->resolver_thread)
lw_thread_join (ctx->resolver_thread);
return ctx->error;
}
void lwp_addr_cleanup (lw_addr ctx)
{
if (ctx->resolver_thread)
{
lw_thread_join (ctx->resolver_thread);
lw_thread_delete (ctx->resolver_thread);
}
free (ctx->hostname_to_free);
lw_error_delete (ctx->error);
if (ctx->info_list)
{
#ifdef _WIN32
fn_freeaddrinfo freeaddrinfo = compat_freeaddrinfo ();
#endif
freeaddrinfo (ctx->info_list);
}
if (ctx->info_to_free)
{
free (ctx->info_to_free->ai_addr);
free (ctx->info_to_free);
}
}
void lw_timer_stop (lw_timer ctx)
{
if (!lw_timer_started (ctx))
return;
/* TODO: What if a tick has been posted and this gets destructed? */
#ifndef _lacewing_use_timerfd
lw_event_signal (ctx->stop_event);
lw_thread_join (ctx->timer_thread);
lw_event_unsignal (ctx->stop_event);
#endif
#ifdef USE_KQUEUE
if (ctx->pump->def == &def_eventpump)
{
struct kevent event;
EV_SET (&event, (uintptr_t) ctx, EVFILT_TIMER, EV_DELETE, 0, 0, ctx);
if (kevent (((lw_eventpump) ctx->pump)->queue,
&event, 1, 0, 0, 0) == -1)
{
lwp_trace ("Timer: Failed to remove timer from kqueue: %s",
strerror (errno));
return;
}
}
else
{
/* TODO */
}
#else
#ifdef _lacewing_use_timerfd
struct itimerspec spec = {};
timerfd_settime (ctx->fd, 0, &spec, 0);
#endif
#endif
ctx->started = lw_false;
lw_pump_remove_user (ctx->pump);
}
void lwp_addr_init (lw_addr ctx, const char * hostname,
const char * service, long hints)
{
char * it;
memset (ctx, 0, sizeof (*ctx));
ctx->resolver_thread = lw_thread_new ("resolver", (void *) resolver);
ctx->hints = hints;
ctx->hostname_to_free = ctx->hostname = strdup (hostname);
while (isspace (*ctx->hostname))
++ ctx->hostname;
while (isspace (ctx->hostname [strlen (ctx->hostname) - 1]))
ctx->hostname [strlen (ctx->hostname) - 1] = 0;
for (it = ctx->hostname; *it; ++ it)
{
if (it [0] == ':' && it [1] == '/' && it [2] == '/')
{
*it = 0;
service = ctx->hostname;
ctx->hostname = it + 3;
}
if (*it == ':')
{
/* an explicit port overrides the service name */
service = it + 1;
*it = 0;
}
}
lwp_copy_string (ctx->service, service, sizeof (ctx->service));
lw_thread_join (ctx->resolver_thread); /* block if the thread is already running */
lw_thread_start (ctx->resolver_thread, ctx);
}
